480 



Microscopical Essays. 

 14. Vol vox Granulum. 



Volvox fphaericus, viridis, peripheria hyalina. Sphasrical and 

 green, the circumference of a bright colour. 



There feems to be a kind of green opake nucleus in this ani- 

 malculum ; the circumference is tranfparent. It is to be found 

 generally in the month of June, in marihy places ; it moves but 

 flowly. 



15. Volvox Globulus. 



Volyox globofus, poftice fubobfcurus. Globular volvox, the 

 hinder part fomewhat obfcure. 



This globular animalculum is ten times larger than the mona 

 lens ; it verges fometimes a little towards the oval in it's form. 

 The interlines are juft vifible, and make the hinder part of the 

 body appear opake ; it has commonly a flow fluttering kind of 

 motion, but if it is difturbed the motion is more rapid. 



It is found in mod infufions of vegetables. 



16. Volvox Pilula. 



Volvox fphaericus, interaneis immobilibus virefcentibus. Small 

 round volvox, with immoveable green interlines; 



This is a fmall tranfparent animalculum ; it's inteftines are im- 

 moveable, of a green colour, and are placed near the middle of 



the 



